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Accuracy of high gradient and transudative ascites in diagnosis of portal hypertension
| Parameter | Portal hypertension | No portal hypertension | Sensitivity | Specificity | Positive predictive value | Negative predictive value |
|---|---|---|---|---|---|---|
| High SAAG | 33 | 6 | 94.3% | 60% | 84.6% | 81.8% |
| Low SAAG | 2 | 9 | — | — | — | — |
| Transudate | 22 | 3 | 62.9% | 13.3% | 91.7% | 50% |
| Exudate | 13 | 12 | — | — | — | — |
